Putty powder



teaser sets.

1 mass A.-EL, or swarrron, vnnrionr.

BUTT-Y FOWDEE.

powder which will be more rapid in its pol;

ishing action and will therefore facilitate the work of polishing.

In pre aring the putty powder in accord- 35 ance wit ,the invention, the following ingredients are employed in about the proportions stated:

4 lbs.

French chalk m Oxalic acid 1 lb. Tin oxide 1 lb. Pulverized stone i lbs.

' Chrome oxide (technical).. "1 lbs.-

' -Th ingredients named above are mixed 2 in the proportions stated and the resulting owdered mixture is then emplo ed both in machine and hand polishin t e same as any other putty powder. owever, I have found that a powder of this composition is Application filed April it, was; serial an. ceases.

more efi'ective in its polishing action and will 80v permit of the work being performed more expeditiously and in a more satisfactory manner than where putty owders of ordinary compositions are emp eyed.

One of the named ingredients is pulverea ized stone, and with regard to this ingredient it may be said that for this purpose 1 mayemploy pulverized marble and preferably a soft white marble. The chalk in the composition constitutes the body or base, 69 and the other ingredients I have found to be highly efficient in both cleansing and polishing the surface of the marble.

Havin thus described the invention, what isclaime as new is: l

1. A putty powder for marble polishing comprising a mixture of French chalk, oxalic acid, tin oxide, pulverized stone, and chrome oxide. 2. A; putty powder for marble polishing 50 comprising a mixture of French chalk, oxalic acid, tin oxide, pulverized stone, and chrome oxide, in about the proportions of French chalk 4% lbs, oxalic acid 1 1b., tin oxide 1 lb. pulverized stone 4; lbs, and E 5 chrome oxi e 1% lbs.

In testimon whereof I afiixmg signature. CHA es A. HAME 1.- 5. 

